public class SaloonCar extends Car{
    private String model;//轿车型号

    public SaloonCar() {

    }

    public SaloonCar(String brand, String lpNumber, int seatNum, int rent, String model) {
        super(brand, lpNumber, seatNum, rent);
        this.model = model;
    }

    public String getModel() {
        return model;
    }

    public void setModel(String model) {
        this.model = model;
    }

    public void CalculateRent() {

    }
}
